<html><script src="https://cdn.staticfile.net/angular.js/1.6.9/angular.min.js"></script><body ng-app=""><p>点击按钮：</p><button ng-click="count = count + 1" ng-init="count=0">确定</button><p>按钮已被点击了 {{count}} 次。</p><p>此例将在您每次点击按钮时增加变量“count”的值。</p></body></html>